Honeywell 900H01-0202 Relay Output Module | 900 Series 8CH DO Module

Product Overview – Honeywell 900H01-0202 Relay Output Module

• Honeywell 900H01-0202 is an 8-channel relay output module for industrial automation control.
• Uses electromechanical relays for reliable switching.
• Each output channel works independently.
• Designed for stable digital output control applications.
• Supports flexible fail-safe operating modes.
• Clear LED indicators simplify monitoring.

Main Advantages

• 8 isolated relay outputs improve operational safety.
• Combination of Form A and Form C relay contacts.
• High switching reliability for industrial loads.
• No module output derating required.
• Long mechanical service life.
• Suitable for heavy-duty automation systems.

Technical Specifications

• Brand: Honeywell
• Model: 900H01-0202
• Series: Honeywell 900 Series
• Module Type: Relay Output Module
• Output Channels: 8 total
• Contact Types: 4 Form A + 4 Form C
• Output Device: Electromechanical relay
• Rated Voltage: 120/240 VAC, 30 VDC
• Current Rating: 4 A resistive load
• Lamp Load Rating: 0.5 A incandescent load
• Isolation: Contact-to-contact and logic isolation
• Maximum Leakage Current: 1 mA @ 350 VDC
• OFF → ON Response: 11 ms maximum
• ON → OFF Response: 8 ms maximum
• Mechanical Life: 5 × 10E7 operations
• Electrical Life: 10E5 operations
• Fail Safe Options: Hold last state or predefined state
• Maximum Modules per Rack: No limitation

Configuration Breakdown (Tree Structure)

• 900H01
  • Honeywell 900 Series digital output platform
• -02
  • Relay output functional classification
• 02
  • 8-channel relay configuration
  • Mixed Form A and Form C contacts

Relay Output Design

• Electromechanical relays ensure strong isolation.
• Independent contacts reduce cross-channel impact.
• External fuse recommended for each field load.
• Supports AC and DC switching applications.

Status Indicators

• Green LED per channel shows active output.
• Blinking green LED confirms module scanning.
• Red LED alerts diagnostic conditions.
• Fast visual inspection reduces downtime.

Installation Recommendations

• Install suitable fuse at field device side.
• Select fuse based on load and cable rating.
• Mount securely in control system rack.
• Check wiring before energizing outputs.

Typical Applications

• Motor starter control
• Alarm signaling systems
• Lighting control circuits
• Industrial interlock switching
• Process automation equipment

Warranty & Delivery

• 12-month warranty after shipment.
• Global delivery available.
• Shipping methods: FedEx, UPS, DHL.
• Industrial protective packaging included.

Professional FAQ & Buying Guidance

• Why use relay outputs instead of transistor outputs?
• Relays allow switching of both AC and DC loads safely.
• Do I need external protection for outputs?
• Yes. Install a fuse at each field device for safety.
• What determines relay lifetime?
• Load type, switching frequency, and environmental conditions.
• How to choose between Form A and Form C contacts?
• Form A suits simple ON/OFF control. Form C supports changeover logic.
• What should buyers confirm before ordering?
• Check load voltage, current rating, and required contact type.

Contact Information Inquiries:
sales@powergearx.com |
+86 18030005825 (WhatsApp)

Original Source:
https://www.powergearx.com/

Copyright © 2026 Powergear X Automation Limited. All rights reserved.